Have all py__file__ methods return a Path

jedi/inference/compiled/access.py

@@ -8,6 +8,8 @@ import warnings
 import re
 import builtins
 import typing
+from pathlib import Path
+from typing import Optional
 
 from jedi.inference.compiled.getattr_static import getattr_static
 
@@ -179,9 +181,9 @@ class DirectObjectAccess:
     def py__bool__(self):
         return bool(self._obj)
 
-    def py__file__(self):
+    def py__file__(self) -> Optional[Path]:
         try:
-            return self._obj.__file__
+            return Path(self._obj.__file__)
         except AttributeError:
             return None
 

jedi/inference/compiled/value.py

@@ -5,6 +5,7 @@ import re
 from functools import partial
 from inspect import Parameter
 from pathlib import Path
+from typing import Optional
 
 from jedi import debug
 from jedi.inference.utils import to_list
@@ -305,11 +306,8 @@ class CompiledModule(CompiledValue):
             return ()
         return tuple(name.split('.'))
 
-    def py__file__(self):
-        path = self.access_handle.py__file__()
-        if path is None:
-            return None
-        return Path(path)
+    def py__file__(self) -> Optional[Path]:
+        return self.access_handle.py__file__()  # type: ignore[no-any-return]
 
 
 class CompiledName(AbstractNameDefinition):

jedi/inference/context.py

@@ -1,5 +1,7 @@
 from abc import abstractmethod
 from contextlib import contextmanager
+from pathlib import Path
+from typing import Optional
 
 from parso.tree import search_ancestor
 from parso.python.tree import Name
@@ -307,8 +309,8 @@ class FunctionContext(TreeContextMixin, ValueContext):
 
 
 class ModuleContext(TreeContextMixin, ValueContext):
-    def py__file__(self):
-        return self._value.py__file__()
+    def py__file__(self) -> Optional[Path]:
+        return self._value.py__file__()  # type: ignore[no-any-return]
 
     def get_filters(self, until_position=None, origin_scope=None):
         filters = self._value.get_filters(origin_scope)
@@ -355,8 +357,8 @@ class NamespaceContext(TreeContextMixin, ValueContext):
     def string_names(self):
         return self._value.string_names
 
-    def py__file__(self):
-        return self._value.py__file__()
+    def py__file__(self) -> Optional[Path]:
+        return self._value.py__file__()  # type: ignore[no-any-return]
 
 
 class ClassContext(TreeContextMixin, ValueContext):
@@ -405,8 +407,8 @@ class CompiledModuleContext(CompiledContext):
     def string_names(self):
         return self._value.string_names
 
-    def py__file__(self):
-        return self._value.py__file__()
+    def py__file__(self) -> Optional[Path]:
+        return self._value.py__file__()  # type: ignore[no-any-return]
 
 
 def _get_global_filters_for_name(context, name_or_none, position):

jedi/inference/value/namespace.py

@@ -1,3 +1,6 @@
+from pathlib import Path
+from typing import Optional
+
 from jedi.inference.cache import inference_state_method_cache
 from jedi.inference.filters import DictFilter
 from jedi.inference.names import ValueNameMixin, AbstractNameDefinition
@@ -41,7 +44,7 @@ class ImplicitNamespaceValue(Value, SubModuleDictMixin):
         string_name = self.py__package__()[-1]
         return ImplicitNSName(self, string_name)
 
-    def py__file__(self):
+    def py__file__(self) -> Optional[Path]:
         return None
 
     def py__package__(self):